Base | Representation |
---|---|
bin | 1101000001011… |
… | …00101100100100 |
3 | 21121112201020000 |
4 | 12200230230210 |
5 | 210431004410 |
6 | 14501141300 |
7 | 2464324221 |
oct | 640545444 |
9 | 247481200 |
10 | 109234980 |
11 | 56729948 |
12 | 306ba830 |
13 | 198280aa |
14 | 10716948 |
15 | 98cadc0 |
hex | 682cb24 |
109234980 has 60 divisors (see below), whose sum is σ = 342679260. Its totient is φ = 29128896.
The previous prime is 109234969. The next prime is 109234987. The reversal of 109234980 is 89432901.
It can be written as a sum of positive squares in 2 ways, for example, as 13351716 + 95883264 = 3654^2 + 9792^2 .
It is a tau number, because it is divible by the number of its divisors (60).
It is a Harshad number since it is a multiple of its sum of digits (36).
It is not an unprimeable number, because it can be changed into a prime (109234987) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 32095 + ... + 35334.
It is an arithmetic number, because the mean of its divisors is an integer number (5711321).
Almost surely, 2109234980 is an apocalyptic number.
109234980 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
109234980 is an abundant number, since it is smaller than the sum of its proper divisors (233444280).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
109234980 is a wasteful number, since it uses less digits than its factorization.
109234980 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 67450 (or 67439 counting only the distinct ones).
The product of its (nonzero) digits is 15552, while the sum is 36.
The square root of 109234980 is about 10451.5539514466. The cubic root of 109234980 is about 478.0286334044.
The spelling of 109234980 in words is "one hundred nine million, two hundred thirty-four thousand, nine hundred eighty".
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